Henderson Weather Forecast

    • 57
    • 79

    Slight Chance Rain Showers

    • 55
    • 84

    Mostly Sunny

    • 54
    • 85

    Mostly Sunny

    • 55
    • 85

    Mostly Sunny

    • 57
    • 86

    Mostly Sunny

    • 58
    • 86

    Partly Sunny

Today 13 Sep Shiawassee

Mostly cloudy. A slight chance of Showers in the morning. Highs in the upper 70s. Southwest Winds up to 5 Mph. Chance of rain 20 percent.

Tonight 13 Sep Shiawassee

Mostly clear. Lows in the upper 50s. South Winds up to 5 Mph in the Evening, becoming light and variable.

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Henderson Temperature Statistics

September Temperature

Owosso, Owosso Community Airport (6.8 miles)

  • Lowest 8 September, 2025

    38.8 °F

  • Average September

    59 °F

  • Highest 10 September, 2025

    78.8 °F

Climate (2020–Present)

Owosso, Owosso Community Airport (6.8 miles)

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  • Average Low 2020–2025

    41.3 °F

  • Average 2020–2025

    50.4 °F

  • Average High 2020–2025

    59.3 °F
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